Low carbohydrate foods are popular as many American try to avoid this sugar and search.combination that many believe cau

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Low Carbohydrate Foods Are Popular As Many American Try To Avoid This Sugar And Search Combination That Many Believe Cau 1 (27.87 KiB) Viewed 24 times

Low carbohydrate foods are popular as many American try to avoid this sugar and search.combination that many believe causes weight gain. An advertisement for a low carb ice cream claims that the product has 16 fewer grams of carbohydrates per serving than the leading store brand. To check this claim, independent random samples of each type of ice cream were obtained and amount of carbohydrates in each serving waws measured. The summary statistics is given below Samplesie Sample mean Population wariance Brandi 38 Brand 2 35 3.8486 0.253 206579 Is there any evidence to suggest that the difference in population means of carbohydrates per servings not 26 grams? Use a=0.01. Answer question 15. 1. State hypotheses 2. Is this two-samole test for independent two means or for paired data? 3. Find test statistic 4. Find p value if PIZ-168) -0,0461 5. Is there any eddence to suggest that the difference in population means of carbohydrates per serving is not 6 grams? Use a 0.01 Inins.cox of sults stated that they had a great deal of confidence in public schools. In 2005, 312 of 1004 adults in survey stated that they had a great deal of confidence in public school. Does the evidence suggest that the proportion of adults having a great deal of confidence in public schools is significantly lower in 2005 than 1995 proportion? Use a 0.05. Use this information to answer question 69 6. State hypotheses 7. Find test statistic B. Find p value i PIZC-191) 0.0262 Does the evidence suggest that the proportion of adults.having peat deal of confidence in public schools is significantly lower in 2005 than 1995 proportion? Use < =0.05