What would the alt and null hyp. be? How would I calculate/understand cohen d? I believe the sig. (two tailed) is .003....how to determine significance?

Which of the following statements are true?

Urgent need help immediately

1. Explain the types of one-tailed tests. Explain the two-tailed test. Discuss when each would be used.

A seniar occoutins mejar et micbouth State university hes jab offers from 4 CPA Firms. To the ofers further, she asked a Semple of recent trainees from eoch Firm: How many months did explare you werk befere reccinns a raise in. Selary:(binc the following ANOUA there a diAerence in the mean number of manths befere recienns e raise ameme 4 Firms?se the .OT level f signinicence teble,is the

Which of the following statements about the histogram are true? Select all that apply.

Q17

Which of the following best describes the meaning of a p value for a chi squared score? a) A p value is another way to look at a chi squared score, so a low p value is essentially the same thing as a low chi squared score.   b) A low p value means that the data is not likely to show any pattern or correlation.   c)The higher the chi squared score, the lower the p value, because high chi squared scores mean the data looks like random data.   d)A higher chi squared score means that the data was different from expected, and therefore unlikely to have occurred by chance.

Mr Alsup asked the studentS in his third-and sixth-period English classes whether they had chosen a topic for thier writing assignment. he recorded the data in a two-way table, as shown below English class   Yes  No  Total Third period 24 6 30 Sixth period  22 3 25 Total 46 9 55   if jannette in in mr alsup sixth-period english class what is the probablity that she has not chosen a topic for her writing assignment? a- 3% b- 5% c- 12% d-14%

Problem 02-22 Algo (Analyzing Distributions) The results of a national survey showed that on average, adults sleep 7.3 hours per night. Suppose that the standard deviation is 2 hours and that the number of hours of sleep follows a bell-shaped distribution. If needed, round your answers to two decimal digits. If your answer is negative use "minus sign". (a) Use the empirical rule to calculate the percentage of individuals who sleep between 3.3 and 11.3 hours per day. Enter your answer as a percentage. % (b) What is the z-value for an adult who sleeps 8 hours per night? (c) What is the z-value for an adult who sleeps 6 hours per night?