(b) (c) (d) What is the value of the sample test statistic? Find (or estimate) the P-value. Based on your answers in parts (a) to (c), will you reject or fail to Teject the null hypothesis? Are the data statistically significant at Professor Jennings claims that oply 35% of the students at Flora College work while attending school, Dean BRenata thinks that the professor has underestimated the number of students with part-time or full-time jobs. A random sample of 76 students shows that 36 have jobs. Do the data indicate level a? significance. What are we testing in this problem? i) single proportion ii) single mean a) What is the level of significance? State the null and alternate hypotheses. What sampling distribution will you use? What assumptions are you making? b) What is the value of the sample test statistic? c) Find (or estimate) the P-value. a) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a? The Toylot company makes an electric train with a motor that it claims will draw an average of only 0.8 ampere (A) under a normal load. A sample of nine motors was tested, and it was found that the mean current was x = 1.26 A, with a sample standard deviation of s = 0.42 A. Do the data indicate that the Toylot claim of 0.8 A is too low? (Use a 1% level of significance.) What are we testing in this problem? w2elim bnsauor ev aS to psslim ingle proportion ii) single mean (a) What is the level of significance? State the null and alternate hypotheses. (b)What sampling distribution will you use? What assumptions are you making? What is the value of the sample test statistic? (c) Find (or estimate) the P-value. (d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a?
(b) (c) (d) What is the value of the sample test statistic? Find (or estimate) the P-value. Based on your answers in parts (a) to (c), will you reject or fail to Teject the null hypothesis? Are the data statistically significant at Professor Jennings claims that oply 35% of the students at Flora College work while attending school, Dean BRenata thinks that the professor has underestimated the number of students with part-time or full-time jobs. A random sample of 76 students shows that 36 have jobs. Do the data indicate level a? significance. What are we testing in this problem? i) single proportion ii) single mean a) What is the level of significance? State the null and alternate hypotheses. What sampling distribution will you use? What assumptions are you making? b) What is the value of the sample test statistic? c) Find (or estimate) the P-value. a) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a? The Toylot company makes an electric train with a motor that it claims will draw an average of only 0.8 ampere (A) under a normal load. A sample of nine motors was tested, and it was found that the mean current was x = 1.26 A, with a sample standard deviation of s = 0.42 A. Do the data indicate that the Toylot claim of 0.8 A is too low? (Use a 1% level of significance.) What are we testing in this problem? w2elim bnsauor ev aS to psslim ingle proportion ii) single mean (a) What is the level of significance? State the null and alternate hypotheses. (b)What sampling distribution will you use? What assumptions are you making? What is the value of the sample test statistic? (c) Find (or estimate) the P-value. (d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis? Are the data statistically significant at level a?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
Related questions
Question
Transcribed Image Text:(b)
(c)
(d)
What is the value of the sample test statistic?
Find (or estimate) the P-value.
Based on your answers in parts (a) to (c), will you reject or fail to
Teject the null hypothesis? Are the data statistically significant at
level a?
6. Professor Jennings claims that only 35% of the students at Flora College
work while attending school, Dean Benata thinks that the professor has
underestimated the number of students with part-time or full-time jobs. A
random sample of 76 students shows that 36 have jobs. Do the data indicate
that more than 35% of the students bave jobs? Use a 5% level of
significance.
What are we testing in this problem?
i) single proportion ii) single mean
a) What is the level of significance?
State the null and alternate hypotheses.
what sampling distribution will you use? What assumptions are you making?
b) What is the value of the sample test statistic?
c) Find (or estimate) the P-value.
d) Based on your answers in parts (a) to (c), will you reject or fail to reject
the null hypothesis? Are the data statistically significant at level a?
1. The Toylot company makes an electric train with a motor that it claims will
draw an average of only 0.8 ampere (A) under a normal load. A sample
of nine motors was tested, and it was found that the mean current
was x= 1.26 A, with a sample standard deviation of s = 0.42 A. Do the data
indicate that the Toylot claim of 0.8 A is too low? (Use a 1% level of
significance.)
la eru ds bnu
What are we testing in this problem?
29lim bnsauo
i)single proportion ii) single mean
elim
(a) What is the level of significance?
State the null and alternate hypotheses.
(b)What sampling distribution will you use? What assumptions are you
making?
What is the value of the sample test statistic?
(c) Find (or estimate) the P-value.
(d) Based on your answers in parts (a) to (c), will you reject or fail to reject
the null hypothesis? Are the data statistically significant at level a?
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