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Q1) Increasing numbers of businesses are presenting child-care benefits for their workers. Though, one union claims that more than 80% of firms in manufacturing sector still don't offer any child-care benefits. Random sample of 363 manufacturing firms is chosen, and only 36 of them offer child-care benefits.
Compute the appropriate test statistic to test Ho: p = 80/100 vs. Ha: p > 80/100
Student Response
Value
Correct Answer
Answer:
not answered
0%
4.80
The average score on the stat midterm was 75 points with a standard deviation of 5 points, and Gregor's z-score was -2. How many points did he score.
The following frequency distribution was obtained. The data values are in hours. Construct a histogram for the data .
Either no change to the Objective function or a raise in the value of the objective function depends on the constraint.
A fair coin was flipped three times and landed heads three times. What is the probability of a head on the next toss?
How many boxes must the processor sample to be 95 percent confident that the sample mean does not differ from the population mean by more than 0.2 pounds?
One state lottery has 1000 prizes of $1, 200 prizes of $5, 50 prizes of $25, 15 prizes of $150, 4 prizes of $500, and 1 prize of $2500. What is the lottery expected profit per ticket?
The manufacturer of a coffee dispensing machine claims the ounces per cup is normally distributed with population mean equal to 8 ounces and standard deviation equal to 0.9 ounces. If 50 cups of coffee were measured, what is the possibility that- ..
When we carry out a goodness of fit chi-square test, the expected frequencies are based on the alternative hypothesis
Determine percentage of employees has 5 dependents? Of all employees which have at least one dependent, determine percentage has more than one?
Conduct post hoc comparisons with the LSD method. Which groups differ significantly at α = 0.05?
Developing a linear programming problem using Commuter Bus scheduling to minimize the total cost.
Use alpha level. 05 to compute and interpret Pearson's r and to test whether it is important (using all your steps for hypothesis test).
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