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Slot Machines. In the article "The Influence of Theme as Slot Machine Attribute on Casino Gamers Decision-Making" (American Journal of Applied Sciences, Vol. 10, No. 7, pp. 734-739) E. Wannenburg et al. explore the effects of theme on slot-machin gamers. Independent random samples of male and female slot gamer were asked whether the theme of a slot machine plays a role in their slot-machine game selection. The responses are summarized in the following table.

At the1%significance level, do the data provide sufficient evidence to conclude that there is a difference between male and female slot gamers with regard to the way they perceive theme as a slot machine
gamers with regard to the way they perceive theme as a slot machine attribute?

Short Answer

Expert verified

P-value is =0.004<α(=0.01)
The null hypothesis is rejected at 1% level.
The results are statistically significant at 1% level of significance.

The data provide sufficient evidence to conclude that there is a difference between male and female slot garners with regard to the way they perceive theme as a slot machine attribute at the 1% significance level.

Step by step solution

01

Step 1. Given information

Independent random samples of male and female slot gamer were asked whether the theme of a slot machine plays a role in their slot-machine game selection. The responses are summarized in the following table.

02

Step 2. Check whether or not the data provide sufficient evidence to conclude that there is a difference between male and female slot garners with regard to the way they perceive theme as a slot machine attribute at 1% significance level. 

Step 1:
The test hypotheses are given below:
Null hypothesis:
H0 : There is no association exists between gender and response.
Alternative hypothesis:
H1 : There is an association exists between gender and response.

03

Decide the level of significance.

Here, the level of significance is,α=0.01

04

Step 4. Find the expected frequency and test statistic. 

MINITAB procedure:
Step 1: Choose Stat > Tables > Chi-Square Test (Two-Way Table in Worksheet).
Step 2: In Columns containing the table, enter the columns of Male and Female.
Step 3: Click OK.

05

Step 5. Finding the MINITAB output

chi-square test: male,female

From the MINITAB output,the value of the chi-square statistic is 10.821

06

Step 6. Finding the value of p and check the above problem by using rejection and interpretation

From the MINITAB output, the P-value is, 0.0004

Rejection rule:
If P-value≤α, then reject the null hypothesis.
Here, theP-value is lesser than the level of significance.
That is, P-value(=0.004)<α(=0.01).
Therefore, the null hypothesis is rejected at 1% level.
Thus, the results are statistically significant at 1% level of significance.

Interpretation:
Thus, the data provide sufficient evidence to conclude that there is a difference between male and female slot garners with regard to the way they perceive theme as a slot machine attribute at the1%significance level.

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