# statistics

what is the critical value of this statistic at 0.05 significance.....z=1.64

1. 👍 0
2. 👎 0
3. 👁 72
1. Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.

1. 👍 0
2. 👎 0
posted by PsyDAG

## Similar Questions

1. ### statistics

Find the test statistic, P-value, and critical value. Round to 3 decimal places. Claim: The mean IQ score of statistics professors is greater than 118. Sample data: n = 50, x = 120. Assume that σ = 15 and the significance level

asked by larae on April 8, 2014
2. ### statistics

what is the critical value of this statistic z=1.64 at 0.05 significance?

asked by scott on May 12, 2011
3. ### Stats

2 samples were collected to determine whether there was a difference between two weight loss methods targeting men. The average weight loss method is provided for the 2 samples along with the respective standard deviations. Is the

asked by Jason L on February 23, 2007
4. ### statistics

To test H0:µ =80 versus H1:µ < 80, a simple random sample of size n = 22 is obtained from the population that is known to be normally distributed. (a) If = 76.9 and s = 8.5, compute the test statistic. (b) If the researcher

asked by Liz on October 7, 2011
5. ### Statistics

In a study that was highly published doctors discovered that aspirin helps prevent heart attacks. The research project which was scheduled to last 5 years employed 22,000 american physicians (all male). Half took an aspirin tablet

asked by Jason L on February 23, 2007
6. ### math

In a random sample of 80 ears of corn, farmer Carl finds that 11 of them have worms. Carl claims that less than 20% of all his corn has worms. Test this claim at the 0.05 significance level. (a) What is the test statistic? zp̂ =

asked by Kyle on November 20, 2017
7. ### statistics

Intrinsic - 5.5, 5.5, 5.2, 5.3, 4.7, 5.5, 5.2, 5.3, 4.7, 5.4, 6.2, 5.2, 5.3, 4.7, 5.4, 6.2, 5.2, 5.5, 5.2, 5.3, 4.7, 5.4, 6.2, 5.2, 5.6 Extrinsic6.8, 5.5, 4.6, 5.7,5.6, 5.5, 4.6, 5.7, 5.6, 5.6, 5.5, 4.6, 5.7, 5.6, 5.6, 5.5, 4.6,

asked by crystal on September 19, 2010
8. ### Statistics

Need help with these questions: I have already answered 27 out of the 30 accept these last three: 8. Given the significance level 0.01, the F-value for the degrees of freedom, d.f. = (7,3) is. A) 8.45 B) 27.67 C) 5.89 D) 14.62 9.

asked by Stuart on March 8, 2009
9. ### statistics

Perform hypothesis testing on one variable’s data. (Choose either the intrinsic or extrinsic column.) Perform a t-test by formulating a null and an alternative statement, choosing an acceptable significance value, determining

asked by Sopheia on September 13, 2008
10. ### Statistics

2 samples were collected to determine whether there was a difference between two weight loss methods targeting men. The average weight loss method is provided for the 2 samples along with the respective standard deviations. Is the

asked by kristen on February 27, 2007

More Similar Questions