Basic Business Statistics, Student Value Edition
14th Edition
ISBN: 9780134685113
Author: Mark L. Berenson, David M. Levine, David F. Stephan, Kathryn Szabat
Publisher: PEARSON
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Textbook Question
Chapter 12, Problem 11PS
Consider a
a. How many degrees of freedom are there in the contingency table?
b. Determine the critical value for
c. Determine the critical value for
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Students have asked these similar questions
Determine the critical value if given: n1 = 25; n2 = 22:; HA : µ < 5 and the level of significance is 10%
4. Degrees of freedom is 28, and significance level is 2.5%, the critical value of X2 from the table is:
(Write the three decimals)
Answer:
Monica, a chef at a 5-star restaurant makes eight different desserts. She wants to see if the customers prefer any specific dessert to another. She keeps a record of desserts ordered over the course of several weeks, and the results are summarized in the table below.
Dessert
Frequency
Chocolate Mousse
25
Baked Alaska
12
Orange Cheesecake
23
Caramel Flan
32
Banana Broulee
40
Mississippi Mud Pie
20
Ricotta Cannoli
38
French Walnut Torte
34
Find the critical value at .
Chapter 12 Solutions
Basic Business Statistics, Student Value Edition
Ch. 12 - Determine the critical value of 2 with 1 degree of...Ch. 12 - Determine the critical value of 2 with 1 degree of...Ch. 12 - Use the following contingency table: a. Compute...Ch. 12 - Use the following contingency table: a. Compare...Ch. 12 - An lpsos poll asked 1,004 adults “If purchasing...Ch. 12 - Prob. 6PSCh. 12 - Prob. 7PSCh. 12 - The Society for Human Resource Management (SHRM)...Ch. 12 - What Social media tools do marketers commonly use?...Ch. 12 - Docs co-browsing have positive effects on the...
Ch. 12 - Consider a contingency table, with two rows and...Ch. 12 - Use the following contingency table: a. Compute...Ch. 12 - Use the following contingency table: a. Compute...Ch. 12 - How common are financial cost or contractual...Ch. 12 - Business sensor technology provides a way for...Ch. 12 - Prob. 16PSCh. 12 - Repeat (a) and (b) of Problem 12.16, assuming that...Ch. 12 - Prob. 18PSCh. 12 - The MSCI 2016 Survey of Women of Boards Survey...Ch. 12 - Prob. 20PSCh. 12 - Prob. 21PSCh. 12 - Prob. 22PSCh. 12 - A Gallup survey across generations of workers...Ch. 12 - How often do Facebook users post? A study by the...Ch. 12 - What makes sales leaders tick? Mercuri...Ch. 12 - PwC takes a closer look at what CEOs are looking...Ch. 12 - Using Table E.6, determine the lower-and...Ch. 12 - Using Table E.6, determine the lower-tail critical...Ch. 12 - Prob. 29PSCh. 12 - Prob. 30PSCh. 12 - Prob. 31PSCh. 12 - Prob. 32PSCh. 12 - From Problem 12.32 , at the 0.05 level of...Ch. 12 - In Problems 12.32 and 12.33, what is your...Ch. 12 - A vice president for marketing recruits 20 college...Ch. 12 - Prob. 36PSCh. 12 - Is there a difference in the satisfaction rating...Ch. 12 - The management of a hotel has the business...Ch. 12 - Prob. 39PSCh. 12 - Brand valuations are critical to CEOs, financial...Ch. 12 - A bank with a branch located in a commercial...Ch. 12 - Prob. 42PSCh. 12 - Prob. 43PSCh. 12 - Prob. 44PSCh. 12 - A pet food company has the business objective of...Ch. 12 - A hospital conducted a study of the waiting time...Ch. 12 - Prob. 47PSCh. 12 - An advertising agency has been hired by a...Ch. 12 - Prob. 49PSCh. 12 - The more costly and time consuming it is to export...Ch. 12 - Prob. 51PSCh. 12 - Prob. 52PSCh. 12 - Prob. 53PSCh. 12 - Prob. 54PSCh. 12 - Prob. 55PSCh. 12 - Prob. 56PSCh. 12 - Prob. 57PSCh. 12 - Prob. 58PSCh. 12 - Prob. 59PS
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- For a population with u=50 and o=10,what is the x value corresponding to z=0.4?arrow_forwardReferring to Table 1, the critical value(s) is (are) ________. Question 3 options: 1) 56 2) 0.000859 3) 6.37169 4) 2.76943arrow_forward. In general, a ____ t-statistic and a _____ p-value (relative to a chosen critical value and alpha) indicate that our estimated statistic is ____ to occur by chance if the null is true. a. Large; large; likely b. Small; large; likely c. Small; small; unlikely d. Large; large; likelyarrow_forward
- using the z table (table e), find the critical value (or values) for each. a. alpha=0.10, two tailed test b. alpha=0.01, right tailed test c. aplha=0.005, left tailed testarrow_forwardMatch each Test Situation with the correct Critical Value. For a two-sided test, find only the positive value. Test Situation One sample, n = 35, Ha:p≠p0 , and α= 0.001______ One sample, n = 45, Ha:p<p0, and α= 0.01_______ One sample, n = 61, Ha:p>p0, and α= 0.05_____ One sample, σσ is unknown, n = 57, Ha:μ<μ0, and α= 0.05_____ One sample, σ is unknown, n = 47, Ha:μ≠μ0, and α = 0.05___ One sample, σ is known, n = 175, Ha:μ≠μ0, and α= 0.05___ One sample, σ is unknown, n = 37, Ha:μ>μ0 and α = 0.01____ Critical Value 3.291 2.434 -1.673 1.645 2.013 -2.326 1.960arrow_forward2. The critical value of t is 1.383, the value of the test statistic t = -1.383; therefore, we do not reject H0arrow_forward
- Using the chart below, Given 6 degrees of freedom and an ?=0.05, what is the critical value of X2 for 1-(?/2)?arrow_forwardIf the t-computed value is 2.115 and the critical value is 2.423, what will be the decision? a. Reject the null hypothesis. b. Do not reject the null hypothesis. c. Reject both the null and alternative hypotheses. d. Support both the null and alternative hypotheses.arrow_forwardExplain why the critical value of t, one-tailed, alpha = .05 is the same as the critical value of t, two-tailed, a .10 .arrow_forward
- Find the critical value of t a/2 that corresponds to a degree of confidence of 90% and a sample size of 8.arrow_forwardFind the critical value, z0, from the z table for the given parameters. a=0.20 two tailed testarrow_forwardWhen testing: H0: (alpha)1^2=(alpha)2^2. HA: (alpha)1^2>(alpha)2^2. At (alpha)=0.01, n1=5, n2=6. s1^2=15750 and s2^2=10920, what critical value do we use?arrow_forward
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