Question 1: State the parameter of interest Question 2: Formulate the null and alternative hypothesis Question 3: Find the value of the critical Chi-Square, xả, k-p-1

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 40E: Pygmy Height The average height of a member of a certain tribe of pygmies is 3.2ft, with a standard...
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Question
Consider the following frequency table of 50 observations on the random variable X
a. Because X? # X2
reject the null hypothesis. Distribution is binomial.
Value
2
3 or more
a.k-p-1
Observed
Expected
21
17.7979
10
14.8315
15
8.4717
4
b. Hn: Distribution is binomial
8.8989
H: Distribution is not binomial
Based on the 50 observations, is a binomial distribution an appropriate model? Perform a goodness-of-fit
test with a = 0.05, degrees of freedom (k – p - 1) = 3
c. Because X2 > x?
a-n-reject the null hypothesis. Distribution is not binomial
d. Hn: Distribution of random variable X is not binomial
Question 1:
State the parameter of interest
H: Distribution of random variable X is binomial
Question 2:
Formulate the null and alternative hypothesis
e. 7.81
f. 12.84
Question 3:
Find the value of the critical Chi-Square, xả k-p-1
g. Parameter of interest is the distribution of the random variable X
Question 4:
Test the hypothesis if the distribution of the random variable X follows the binomial distribution
Transcribed Image Text:Consider the following frequency table of 50 observations on the random variable X a. Because X? # X2 reject the null hypothesis. Distribution is binomial. Value 2 3 or more a.k-p-1 Observed Expected 21 17.7979 10 14.8315 15 8.4717 4 b. Hn: Distribution is binomial 8.8989 H: Distribution is not binomial Based on the 50 observations, is a binomial distribution an appropriate model? Perform a goodness-of-fit test with a = 0.05, degrees of freedom (k – p - 1) = 3 c. Because X2 > x? a-n-reject the null hypothesis. Distribution is not binomial d. Hn: Distribution of random variable X is not binomial Question 1: State the parameter of interest H: Distribution of random variable X is binomial Question 2: Formulate the null and alternative hypothesis e. 7.81 f. 12.84 Question 3: Find the value of the critical Chi-Square, xả k-p-1 g. Parameter of interest is the distribution of the random variable X Question 4: Test the hypothesis if the distribution of the random variable X follows the binomial distribution
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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,