Math

StatisticsQ&A LibraryFor the following observed and expected frequencies: Observed 9 22 53 9 7 Expected 15 20 40 15 10 a. Compute the value x square. b. How many degrees of freedom are there? c. Test the hypothesis that the distribution of the observed frequencies is as given by the expected frequencies. Use the a=0.01 level of significance.Question

For the following observed and expected frequencies:

Observed 9 22 53 9 7

Expected 15 20 40 15 10

a. Compute the value x square.

b. How many degrees of freedom are there?

c. Test the hypothesis that the distribution of the observed frequencies is as given by the expected frequencies. Use the a=0.01 level of significance.

Tagged in

Find answers to questions asked by students like you.

Q: for a X^2 distribution, 2 tailed, n=15, alpha =.02 find the critical values

A: Given that,Sample size (n) = 15Significance level = 0.02So, degree of freedom is,Degree of freedom =...

Q: Suppose 36 participants complete an experiment where ads are presented subliminally during a task (e...

A: It is given that the sample size of men and women is n1 = n2 = 18. Let μ1 be the population mean of ...

Q: Find the Z-Score for a IQ test score of 142 when the mean is 100 and the standard deviation is 15.

A: It is given that the mean and standard deviation are 100 and 15, respectively. The IQ test score is ...

Q: Sg-Group Assignment #11 - How Fast? Instructions: In 1974, Loftus and Palmer conducted a classic stu...

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: This data is from a sample. Calculate the mean, standard deviation, and variance 12.1 36.5 41.4 49.5...

A: From EXCEL, using the formula, “=VAR.S(A1:A7)”, the sample variance is 175.7695.From EXCEL, using th...

Q: Normal distribution problem: The number of hours before a battery must be replaced in Wellbuilt watc...

A: The provided information are:

Q: An urn contains five chips, two red and three white. Suppose two are drawn out at random, without re...

A: If the sampling is done with replacement then X follows binomial distribution with parameters n = 2 ...

Q: Use the sample data and confidence level given below to complete parts (b) A research institute p...

A: Margin of error can be calculated as shown below.

Q: If x represents a random variable with mean 125 and standard deviation 36, then the standard deviati...

A: For a random sample of 81, X –bar follows normal with mean value of 125 and standard deviation of 4....