Question

# Below is a 2x2 contingency table presenting data related to grade level and owning a cell...

1. Below is a 2x2 contingency table presenting data related to grade level and owning a cell phone.

 Cell Phone? 11th grade 12th grade Total Yes 59 50 109 No 6 3 9 Total 65 53 118

Conduct a hypothesis test to determine if having a cell phone is independent of one’s grade level.

1. (3 pts) State the hypotheses.
1. (3 pt) State the test statistic.
1. (3 pt) State the p-value.
1. (3 pt) State your decision.
1. (3 pts) State your conclusion.

Please don't hesitate to give a "thumbs up" in case you're satisfied with the answer

a.

Hypothesis is :

Ho: having a Cell phone is independent of one' grade level

Ha: Having a cellphone is not independent of one' grade level

b. Test statistic is ChiSquare statistic , it is given below:

The chi-square statistic is 0.5282.

d. The p-value is .467346.

e. The result is not significant at p < .05. The conclusion is that we fail to reject Ho, and say that " Having a cell phone is independent of one’s grade level".

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