Question A researcher claims that the proportion of smokers in a certain city is less than 20%. To test this claim, a random sample of 700 people is taken in the city and 150 people indicate they are smokers. The following is the setup for this hypothesis test: H0:p=0.20 Ha:p<0.20 In this example, the p-value was determined to be 0.828. Come…
Requirements: NOTE: Complete the NR 509 Alternative Writing Assignment ONLY if you did not attend or do not plan to attend Debriefing for the given week. This paper will be appraised on the quality of the information, inclusion of at least one evidence-based scholarly source, use of citations, use of Standard English grammar, and organization based on the required components (see the paper headings and content details…
Question Given the relative frequency table below, which of the following is the corresponding cumulative relative frequency table? Value Relative Frequency 5 0.17 6 0.27 7 0.1 8 0.26 9 0.2 Ans; Value Cumulative Relative Frequency 5 0.17 6 0.44 7 0.54 8 0.8 9 1 Question Given the relative frequency table below, which of…
QUESTION 1 Alice sells boxes of candy at the baseball game and wants to know the mean number of boxes she sells. The numbers for the games so far are listed below. 16,14,14,21,15 Find the mean boxes sold. Provide your answer below: Mean = 16 boxes You can also look at (Solution) MATH225 Week 2…
Question Shawn, a competitor in cup stacking, has a sample stacking time mean of 9.2 seconds from 13 trials. Shawn still claims that her average stacking time is 8.5 seconds, and the high average can be attributed to chance. At the 4% significance level, does the data provide sufficient evidence to conclude that Shawn’s mean stacking time is greater than 8.5 seconds? Given the sample…