Posted by **Jon** on Friday, February 8, 2008 at 11:38am.

1)A coin is tossed 5 times. Find P(at most 4 tails.)

A)3/16

B)13/16

C)1/32

D)31/32

I chose D

2)How many different arrangements of the letters of the word doodle are possible?

A)180

B)720

C)15

D)90

I chose B

For #3-5, use the following tepereatures from Jan-Dec: 50,48,51,65,77,85,82,82,73,61,53,48

3)Which measure of central tendency is not a good representation of the data?

A)middle

B)median

C)mode

D)mean

I chose A

4)Find the variance of the temperatures.

A)4366.2

B)64.6

C)2342.9

D)195.2

I chose D

5)Find the standard deviation of the temperatures.

A)14.6 degrees Fahrenheit

B)14.0 degrees Fahrenheit

C)63.0 degrees Fahrenheit

D)64.6 degrees Fahrenheit

I chose B

## Answer This Question

## Related Questions

- Probabilty/Statistics - 1)A coin is tossed 5 times. Find P(at most 4 tails.) A)3...
- statistics - air coin is flipped 20 times. a. Determine the probability that the...
- math - For a fair coin tossed three times, the eight possible simple events are ...
- statistic - A coin is tossed 6 times. Find the probability that all 6 tosses are...
- probability - if a fair coin is tossed 4 times, what is the probability of ...
- Statistics - Suppose Tori has an unfair coin which lands on Tails with ...
- MATH - PLEASE HELP - A biased coin is tossed 5 times where p(t) = .6. determine ...
- maTH - 1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L thoroughly...
- Probability - Suppose that an unfair coin comes up heads 54.1% of the time. The...
- math urgent - 1. You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L ...

More Related Questions