Friday

January 30, 2015

January 30, 2015

Number of results: 67,776

**Statistics**

2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following statements whether or not it could be correct for any data set. (This question is not referring to the data that is given above.) a. There is no mode. b...
*July 7, 2010 by Anonymous*

**statistics**

A data set consists of a set of numerical values. Which, if any, of the following statements could be correct? There is no mode. There are two modes. There are three modes.
*March 13, 2010 by angel*

**statistics**

A data set consists of a set of numerical values. Which, if any, of the following statements could be correct? a. There is no mode. b. There are two modes. c. There are three modes.
*August 9, 2010 by Trina*

**statistics**

1. A datd set consists of a set of numerical values. which, if any, of the following statements could be correct? Thanks.
*April 3, 2012 by favor*

**math\**

2. A data set consists of a set of numerical values. Which, if any, of the following statements could be correct? a. There is no mode. (True or False) b. There are two modes. (True or False) c. There are three modes. (True or False)
*August 13, 2011 by joanne*

**statistic**

A data set consist of a set of numerical values. Which if any of the following statements could be correct? a. There is no mode. b. There are two modes. c. There are three modes.
*August 21, 2011 by Sonia*

**statistics**

a data set consists of a set of numerical values. which of the following is correct? a. there is no mode b. there are 2 modes c. there are 3 modes I answered a there is no mode is this correct?
*May 4, 2010 by Brooke*

**Statistics**

First 7: 57 61 57 57 58 57 61 Second 7: 61 52 69 64 46 54 47 2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following statements whether or not it could be correct for any data set. (This question is not ...
*July 8, 2010 by Anonymous*

**statistics**

Comparing Variations: 1. For the following exercise, complete the following: a. Find the mean, median, and range for each of the two data sets. b. Find the standard deviation using the rule of thumb for each of the data sets. c. Compare the two sets and describe what you ...
*April 17, 2010 by shanett*

**Statistics**

1. For the following exercise, complete the following by using the data sets below that provides the ages of the first seven presidents: a. Find the mean, median, and range for each of the two data sets. b. Find the standard deviation using the rule of thumb for each of the ...
*April 26, 2010 by Mercede*

**Math**

Assume a data set is normally distributed with mean 11 and standard deviation 3. If the data set contains 30 data values, approximately how many of the data values will fall within the range 8 to 14?
*July 12, 2014 by Shelagh*

**Math**

Assume a data set is normally distributed with mean 182 and standard deviation 30. If the data set contains 600 data values, approximately how many of the data values will fall within the range 122 to 242?
*July 12, 2014 by Shelagh*

**STATISTICS(NEED HELP PLEASE?)**

Consider the following set of data. (25, 6), (25, 51), (62, 34), (84, 15), (112, 57), (122, 14) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) 40.17 (b) Calculate the standard deviation of the six x-values and the standard ...
*July 25, 2012 by Kim*

**math**

Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) (b) Calculate the standard deviation of the six x-values and the standard ...
*May 30, 2013 by Sue 12*

**statistics**

Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) . (b) Calculate the standard deviation of the six x-values and the standard ...
*June 23, 2013 by tracy*

**Statistics**

I you are told that a data set has a mean of 25 and a variance of 0 you can conclude that A)There is only one observation in the data set B) There are no observations in the data set C)All of the observation in the data set are 25 D)Someone has made a mistake E) None of the ...
*September 13, 2011 by Dom*

**math**

Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) Incorrect: Your answer is incorrect. . (b) Calculate the standard deviation of ...
*June 25, 2013 by tracy12*

**Math**

The stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A 65,62,61,61 75,71,70 82,81 90 Soil B 59 63,69 70,72,73,76,77,78 83 a) Describe the overlap of the two sets of data. b) Calculate the mean of each data ...
*May 16, 2013 by Miae*

**math**

4. For Questions 4-7, use the following data: The number of file conversions performed by a processor per day for 10 days was: 15, 27, 25, 28, 30, 31, 22, 25, 27, 29 What is the arithmetic mean of the data? (Points: 5) 20.7 25.9 27 29 5. What is the trimmed mean of the data...
*November 7, 2011 by Anonymous*

**math**

suppose a data set has n elements with n greater than or equal to 6. as you know, if n is even, then the median of the set does not have to be an element of the set. for what values of n does the first quartile not have to be an element of the set?
*August 31, 2012 by rachel*

**Stats**

Sooo I'm a little confused on these 2 questions: 1. Sample: a. method of collecting, presenting, and describing sample data b. a numerical value summarizing all the data of an entire population c. a collection, or set, of individuals, objects, or event whose properties are to ...
*June 11, 2013 by mysterychicken*

**math**

The following is a set of data from a sample of n = 5: 7 4 9 8 The following is a set of data from a sample of n = 5: 7 4 9 8 2 a. Compute the mean, median, and mode. b. Compute the range, variance, standard deviation, and coefficient of variation. c. Compute the Z scores. Are...
*October 27, 2012 by dannie0913*

**statistics**

Find 10-th, 60-th and 75-th percentiles in each of your data set, then write down each value that corresponds to those percentiles. Now use those values to find sample percentiles empirically (Suppose value “a” corresponds to 10-th percentile in my data set. After finding the ...
*November 20, 2011 by metu*

**math**

Each element in a data set is multiplied by 2, and each resulting product is then increased by 5. If 'm' is the mean of the final data set, which of the following expressions gives the mean of the original set in terms of 'm'? ~why is the answer (1/2)(m-5)?
*April 21, 2009 by Helen*

**math**

Each element in a data set is multiplied by 2, and each resulting product is then increased by 5. If 'm' is the mean of the final data set, which of the following expressions gives the mean of the original set in terms of 'm'? ~why is the answer (1/2)(m-5)?
*April 21, 2009 by Helen*

**Math**

The range of a set of data is 15, and the interquartile range of the same set is 12. Which of the following statements is true about the set? A) The two ranges are close together, so there is probably an outlier in this set B) The two ranges are close together, so there are ...
*February 25, 2013 by Frank*

**statistics**

Job Sat. INTR. EXTR. Benefits 5.2 5.5 6.8 1.4 5.1 5.5 5.5 5.4 5.8 5.2 4.6 6.2 5.5 5.3 5.7 2.3 3.2 4.7 5.6 4.5 5.2 5.5 5.5 5.4 5.1 5.2 4.6 6.2 5.8 5.3 5.7 2.3 5.3 4.7 5.6 4.5 5.9 5.4 5.6 5.4 3.7 6.2 5.5 6.2 5.5 5.2 4.6 6.2 5.8 5.3 5.7 2.3 5.3 4.7 5.6 4.5 5.9 5.4 5.6 5.4 3.7 6.2...
*September 21, 2010 by chris*

**math**

Please help me to find the range of each set of numbers.7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2 The range of a set of data is the difference between the highest and lowest values in the set. This is true whether there is one or more scores at either extreme value. I hope this helps. ...
*April 16, 2007 by carmen*

**Math ~ Check Answers ~**

3. In the following list of data, find the range: 21, 28, 31, 35, 39, 43, 51, 60. 35 37 39****** 40 Pat recorded the weights of the first 10 fish she caught and released at Mirror Lake this season. The weights were 8 lb, 6 lb, 9 lb, 6 lb, 7 lb, 5 lb, 7 lb, 6 lb, 23 lb, and 6 ...
*March 20, 2014 by Cindy*

**Math ~ Check Answers ~ASAP**

3. In the following list of data, find the range: 21, 28, 31, 35, 39, 43, 51, 60. 35 37 39****** 40 Pat recorded the weights of the first 10 fish she caught and released at Mirror Lake this season. The weights were 8 lb, 6 lb, 9 lb, 6 lb, 7 lb, 5 lb, 7 lb, 6 lb, 23 lb, and 6 ...
*March 20, 2014 by Chloé*

**math **

write a set of data with this following description there are 7 numbers in the data set the minimum is 17 the range is 45 the median is 32 the mode is 41
*December 10, 2011 by mina *

**statistics**

write a data set that fits the following description. there are 7 numbers in the data set the minimum is 17 the range is 45 the median is 32 the mode is 41
*September 9, 2011 by tyler *

**Math **

Use the data set {-100, -99, -98, ........-2, -1} to answer the following question. The data set has a first quartile of?
*November 6, 2010 by Chrissy*

**statistics**

Use the data set {0,4,4,8,4,16} to answer the following question. The mean of the data set is?
*November 6, 2010 by Chrissy*

**geometry**

List the following elements in proper set notation. Place the elements in numerical order within the set. * 0 * 1 * 123 * 4 * 34
*January 28, 2010 by Amy S*

**geometry**

List the following elements in proper set notation. Place the elements in numerical order within the set. * 0 * 1 * 123 * 4 * 34
*February 1, 2010 by amanda *

**geometry**

how do you do list the following elements in proper set notation. Place the elements in numerical order within the set. *0*123*4*34* 1
*June 3, 2010 by alex*

**algebra/how can I solve this/Thank You**

Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18 60 36 21 22 22 34 24 ...
*June 9, 2014 by Mary Ann *

**Math-confused...plz help**

I. Use Chebyshev’s theorem to find what percent of the values will fall between 183 and 227 for a data set with a mean of 205 and standard deviation of 11. II. Use the Empirical Rule to find what two values 99.7% of the data will fall between for a data set with a mean of 297 ...
*October 16, 2011 by Jennifer*

**Math-Statistics**

I. Use Chebyshev’s theorem to find what percent of the values will fall between 156 and 276 for a data set with a mean of 216 and standard deviation of 12. II. Use the Empirical Rule to find what two values 68% of the data will fall between for a data set with a mean of 219 ...
*January 20, 2011 by Tameka*

**Math**

I. Use Chebyshev’s theorem to find what percent of the values will fall between 156 and 276 for a data set with a mean of 216 and standard deviation of 12. II. Use the Empirical Rule to find what two values 68% of the data will fall between for a data set with a mean of 219 ...
*January 21, 2011 by Tameka*

**Stats**

I. Use Chebyshev’s theorem to find what percent of the values will fall between 183 and 227 for a data set with a mean of 205 and standard deviation of 11. II. Use the Empirical Rule to find what two values 99.7% of the data will fall between for a data set with a mean of 297 ...
*October 15, 2011 by Jennifer*

**math**

How do you find the sum of the mode from each set of data? Set A: ( 4,9,7,2,4 ) Set B: ( 11,6,4,6,2 ) Set C: ( -3,2,9,-3,-3)
*April 23, 2014 by Allison*

**statistics**

I.use the chebyshev's theorem to find out what percentage of the values will fall between 201 and 257 for a data set with a mean of 229 and standard deviation of 14. II. use the emperical rule to find out two values 68% of the data will fall between for a data set with a mean ...
*October 11, 2010 by mary*

**algebra.having problems**

Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18 60 36 21 22 22 34 24...
*June 11, 2014 by Mary Ann*

**Psychology Statistics**

Determine whether the numerical value is a parameter or a statistic? In a phone survey of 100 random homes in a country, 21 families had garages. Is this a parameter because the data set of 100 random homes is a population? Is this a statistic, because the data set of 100 ...
*September 9, 2011 by Margaret Sweet*

**SAT prep help**

Set M consists of the consecutive integers from -15 to y, inclusive. If the sum of all the integers in set M is 70, How many numbers are in the set?
*September 28, 2013 by Anonymous*

**Science - Please Check My Written Answer**

Please help me with the following: Briefly explain why experiments having faulty design or inconsistent data are problems for scientists. List several reasons. There are several reasons that experiments with faulty designs or with inconsistent data are problematic for ...
*October 29, 2014 by Brady*

**statistics**

can you please explain the following so that I can understand how the numbers for each part was found: A set of 50 data values has a mean of 15 and a varience of 36. Find the standard score (z score) of a data value =21
*October 30, 2014 by MissPatte*

**Math**

One advantage of a _____________ is that the actual data values are retained in the graphical display of the data. A) Pie chart B) Dot plot (This one?) C) Histogram D) boxplot If we want to discuss any gaps and clusters in a data set, which of the following should not be ...
*September 5, 2013 by Andy*

**algebra/ please ck my answers**

Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18 60 36 21 22 22 34 24 ...
*June 10, 2014 by Mary Ann *

**statistics**

Below are six data sets with 6 randomly selected scores in each data set. Your task is to determine if the scores were drawn from a population with μ = 5. Before you calculate the one-sample t test for each sample, make a guess as to whether or not you think the sample ...
*February 15, 2014 by Anonymous*

**statistics**

Consider the following data set: 3, 4, 6, 7, 9, 9, 11. Identify a number you could add to the set to keep the mean equal to the median.
*January 16, 2011 by Anonymous*

**Precalculus**

Question Details: Finding Regression for each set of data & finding best fit equation for each set of data: Data 1: X: 1 2 3 4 5 Y: 3.1 12.1 20.7 33.9 50.8 Data 2: X: 1 2 3 4 5 Y: 1.16 3.46 5.11 5.98 6.75
*March 11, 2007 by harry*

**Statistics**

Calculate the mean, median, and mode for the following data set. Is the distribution normal or skewed? If its skewed, is it positively skewed or negatively skewed? Which of these measures of central tendency would be most appropriate? Data Set: 100, 97, 99, 70, 72, 75, 82, 68...
*October 18, 2011 by Joy Chapman*

**statistics**

Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. 2. Using the data set above, what distance corresponds to ...
*January 19, 2013 by anoneemose*

**math**

if the mean of a set of data is 23,must 23 be one of the data values?why?
*October 23, 2008 by martha*

**SAT math**

Set M consists of the consecutive integers from -15 to y, inclusive. If the sum of all the integers in set M is 70, How many numbers are in the set? SAT prep help - Anonymous, Saturday, September 28, 2013 at 3:16pm a. 33 b. 34 c. 35 d. 36 e. 37
*September 28, 2013 by Anonymous*

**business satistics**

a set of integers consists of 2,3,5,7,11,12,x. if x is increased by 1 the median of the set stays unchanged. however, if x decreases by 1, the median of the set also decreases by 1. what is the value of x?
*September 16, 2013 by busi*

**Statistics**

A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 20
*October 12, 2011 by Jen*

**Stats**

A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 30
*October 15, 2011 by Jennifer*

**statistics**

A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 30
*August 28, 2012 by Kcr7*

**math**

What are median and mode and how do you find them? Median- The middle number in a set of data. You find it by simply couting to the center of the set of data. Mode- The number that occurrs the most times in a set of data.
*September 21, 2006 by Margaret*

**algebra**

Statistical information for a data set is given. • The mean is 18.1 • The z-score for 13.0 is -1.7 What is the standard deviation for this data set? f 3.4 g 1.7 h 5.1 j 3.0
*April 30, 2014 by LALALA*

**Math**

I need to make a bar graph using the data set of my last problem. Data Set: 5,7,7,7,11,12,12,13,14,15,16,18
*September 19, 2012 by Jonathan*

**Help plz!! Math....**

A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 20
*October 12, 2011 by Jen*

**Can someone help me please?**

A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 20
*October 13, 2011 by Jennifer*

**Math**

In Example 2, find the percent of the total and the number of degrees in each sector for mountains, theme parks, relatives, and other. Find the median of the data set in Example 3. In which category does it fall? Find the average unemployment rate for Example 4. Determine ...
*May 21, 2013 by Kelly*

**math**

A baker measured the length of different loaves of bread. The interquartile range of a data set was 12 inches. Which statement is also true for the data set?
*May 16, 2013 by john*

**Stats**

A set of 50 data values has a mean of 15 and a variance of 25. Find the standard score of a data value = 20. I'm not sure how to do this....please help
*October 12, 2011 by Jen*

**math**

Emily,Zeke,Harry,& Brook each conducted surveys on the number of books people have in their homes. Then they answered the question below. "MUST ALL MEASURES OF CENTRAL TENDENCY APPEAR AS A NUMBER IN A SET OF DATA COLLECTED? A. Emily says this is always true because all the ...
*April 2, 2013 by andrea*

**Advanced Math**

A set of 750 values has a normal distribution with a mean of 12.5 and a standard deviation of 0.36. A. What percent of the data is between 12.25 and 12.75? ANSWER: 51.6% B. Find the interval about the mean within wich 45% of the data lie. ANSWER: 12.28-12.72 C. Find the ...
*August 11, 2009 by Patrick*

**math**

Following are three sets of letters. Draw one letter from Set 1 and place it in Set 2. Then draw one letter from Set 2 and place it in Set 3. Finally, draw a letter from Set 3. What is the probability that the last letter drawn is a B? B C B B B B Set 1 Set 2 Set 3
*April 5, 2010 by Tasha*

**math**

Following are three sets of letters. Draw one letter from Set 1 and place it in Set 2. Then draw one letter from Set 2 and place it in Set 3. Finally, draw a letter from Set 3. What is the probability that the last letter drawn is a B? B C B B B B Set 1 Set 2 Set 3
*April 5, 2010 by Tasha*

**algebra II**

A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x-6;{-3.5,-1,1/4,2,11} f(x)=x(1-2x);{-8,2/3,1,9,4}
*January 4, 2009 by Kate*

**algebra II**

A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x-6;{-3.5,-1,1/4,2,11}
*January 4, 2009 by Kate*

**math**

why is the mean of a set of data sometimes a number not included in the set of data
*September 15, 2008 by amber*

**Statistics**

X Y 0 23 2 27 2.3 29 4.1 32 5 35 What is the correlation for this data set? 10) Find the regression line for this data set.
*May 25, 2013 by Ana*

**math**

Rewrite the following using mathematical symbols: a. Q is equal to the set whose elements are a, b, and c. b. The set containing 1 and 3 only is a proper subset of the set of natural numbers. c. The set containing 1 and 3 only is not a subset of {1,4,6,7} d. The empty set does...
*August 18, 2012 by susan*

**Foreign languages**

Writeacher, could you help me write a sentence for each of the following phrasal verbs? Thank you. set about set someone apart set off set someone/thing up gear up for something melt away
*April 23, 2012 by Mike1*

**Statistics**

Use the Empirical Rule to find what two values 95% of the data will fall between for a data set with a mean of 294 and standard deviation of 13.
*May 16, 2011 by Denise*

**Making Data Graphs**

In Example 2, find the percent of the total and the number of degrees in each sector for mountains, theme parks, relatives, and other. Find the median of the data set in Example 3. In which category does it fall? Find the average unemployment rate for Example 4. Determine ...
*August 15, 2011 by maria*

**Statistics**

use the stem-and leaf plot below to answer questions 11-13. Assume that 30/0=300 30/0 31/2 2 32/1 5 33/0 3 6 34/4 5 7 8 35/1 1 2 9 How many numbers are in the original data set? 6 16 22 9 What is the largest number in the data set? 9 22 35 359 If this data were put into a bar ...
*August 26, 2014 by Kathryn*

**Statistics**

Data Set A: Average = $157 Standard Dev. = $84 Data Set B: Average = 34 oz. Standard Dev. = 21 oz Which Data Set is more variable?
*October 20, 2014 by diva24*

**math 115**

Determine the maximum and minimum values of the following set of numbers. 3, -36/7, -1, -2/3,5/4,-5,26/9 I think the correct answer is 26/9 and -36/7
*November 1, 2009 by Jen*

**statistics**

Can you step by srep dumb this down so that I can understand how to get the answer please? A set of 50 data values has a mean of 15 and a variance of 36. Find the standard score of a data value = 21
*October 31, 2014 by MissPatte*

**Math**

A stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key:9|6 means 69 Key: 5|8 means 58 a) Describe the overlap of the two sets of data. b) Calculate...
*May 16, 2013 by Miae*

**MATH! PLEASE HELP**

The stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key 9|6 means 69 Key 5|8 means 58 a Describe the overlap of the two sets of data b Calculate ...
*May 19, 2014 by yolo*

**Math7 **

The stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 | 9 5 2 1 1| 6 | 39 510 | 7 | 023678 21| 8 | 3 0| 9 Key: 9|6 means 69,Key: 5|8 means 58 a) Describe the overlap of the two sets of data. b) ...
*May 2, 2014 by moby*

**Probability**

a. What is the probability that a person selected at random from this HWAS data set will be between 30 and 39 years of age inclusive? Data set 38 43 28 33 36 51 37 41 45 26 49 47 33 45 50 25 46 36 24 25 58 55 47 35 34 29 20 52 30 37 24 26 29 31 21 31 33 33 42 22 27 25 29 31 42...
*December 22, 2012 by Lorena*

**Math**

Identify the outlier in the data set, and determine how the outlier affects the mean, median, mode and range of the data set. 7,7,4,9,6,26,4,5,8,4 Please help me
*January 10, 2012 by Lisa*

**Statistics**

A disadvantage of using arithmetic mean to summarize a set of data is? A. the arithmetic mean sometimes has two values. B. it can used for interval and ratio data. C. it is always different from the median. D. it can be biased by one or two extremely small or large values.
*December 17, 2009 by Tykrane*

**statistics**

I am seeing some inconsistencies with regards to finding the upper and lower quartiles when you you have an odd number in your data set. Which is correct, counting the median in both your upper and lower set, or ignoring it?
*March 1, 2013 by Terri*

**set theory**

find the power set of the following set A = (prime factors of 210)
*August 20, 2008 by matrix10*

**St josephs**

Machine set up is correct 60% of time & is incorrect 40% of time, 10 % of parts produced are defective when set up is correct, & 60 % would be defective if set up is incorrect. Find the probability that part is defective even though machine was set up correctly
*December 3, 2012 by Anu*

**stats**

A set of 50 data values has a mean of 30 and a variance of 4. I. Find the standard score (z) for a data value = 26. II. Find the probability of a data value < 26. I think the first part is z=(26-30)/4 = -4/4 = -1. I am not sure how to go about the second problem. I could ...
*July 20, 2011 by Celest*

**Math**

Can someone help me with this: Descibe how to construct a histogram for a set of data and Describe how to construct a box plot for a set of data
*February 23, 2009 by Jack*

**Probability**

b. What is the probability that a person selected at random from this HWAS data set will be shorter than 65" or taller than 70"? The same data set
*December 22, 2012 by Lorena*

**Statistics**

A set of 50 data values has a mean of 35 and a variance of 25. I. Find the standard score (z) for a data value = 26. II. Find the probability of a data value > 26.
*October 17, 2011 by don*

**MATH**

A set of 50 data values has a mean of 18 and a variance of 4. I. Find the standard score (z) for a data value = 20. II. Find the probability of a data value < 20.
*October 30, 2011 by Jen*

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