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Find below the data provided in na-bp.sav. Use it to complete the following calculations in SPSS:
(1) Fit a linear regression model for bp against sodium. Do you think this is a model with a good fit? Why?
(2) Based on the results of #1, is sodium a significant predictor for blood pressure (bp)? Why?
To test the given claim using Single Proportion Z test.
The cost of one serving of peanut butter ( in cents) for a random sample of 19 jars of peanut butter was found to be:
Utilizing the 5% level of significance as there was a significant change in cholesterol level. Their total cholesterol levels before also after the diet.
Determine the probability that person selected has blood type O? Given that person selected is a male, determine the probability that their blood type is AB?
Data on distribution of cost for building effort, design work and testing effort.
Develop a probability distribution for the number of students in the sample who watch soap operas.
At 95% confidence using the critical value approach, test to see if the percentage of defective systems produced by x-Game has exceeded the industry standard.
Calculate sample proportion and then also calculate a 99% confidence interval for true population proportion, p.
The sample size n , the sample means, and the sample standard deviations for the two groups are given below.
Formulate a linear programming model for this problem.
This result prompts a test administrator to claim that standard deviation for eighth graders on examination is less than 29.At a = 0.10, is there sufficient evidence to support administrator's claim?
At the 0.05 level of significance, can we conclude Middletown students remained in their districts less time than Brockton students? Make use of 5-step hypothesis testing procedure.
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