(a) Write the claim mathematically and identify H0 and Ha.   Which of the following correctly states H0 and Ha​? ​(b) Use technology to find the​ P-value.(Round to three decimal places as​ needed. ​(c) Decide whether to reject or fail to reject the null hypothesis. ​(d) Interpret the decision in the context of the original claim.

MATLAB: An Introduction with Applications
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(a) Write the claim mathematically and identify
H0
and
Ha.
 
Which of the following correctly states
H0
and
Ha​?
​(b) Use technology to find the​ P-value.(Round to three decimal places as​ needed.
​(c) Decide whether to reject or fail to reject the null hypothesis.
​(d) Interpret the decision in the context of the original claim.
You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 33 students. You want to test this claim. You randomly select 18
classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At a = 0.10, can you support the university's claim? Complete parts (a) through
(d) below. Assume the population is normally distributed.
37
29
31
35
29
43
29
23
28 D
26
28
39
32
31
26
27
31
28
Transcribed Image Text:You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 33 students. You want to test this claim. You randomly select 18 classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At a = 0.10, can you support the university's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. 37 29 31 35 29 43 29 23 28 D 26 28 39 32 31 26 27 31 28
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