Question: USE THE INFORMATION BELOW TO ANSWER QUESTIONS 7 TH RU 10 Approximately 60% of the soybeans raised in the US. are grown in the states


USE THE INFORMATION BELOW TO ANSWER QUESTIONS 7 TH RU 10 Approximately 60% of the soybeans raised in the US. are grown in the states of Illinois, Iowa and Minnesota. To compare yields in Illinois and Iowa 10 counties in Illinois and 12 counties in Iowa were randomly selected. Their 2020 production of soybeans in bushels per acre were compared and the 95% condence interval for the true mean production in bushels per acre for Illinois minus the true mean production in bushels per acre for Iowa is (2.45, 0.47). Assume independent random samples were taken from populations that were normally distributed. Assume equal population variances. Question 7 1 pts Choose the best interpretation for the condence interval in this problem. 0 We are 95% condent that the true mean soybean production in bushels per acre for Illinois is higher than the true mean soybean production in bushels per acre for Iowa. 0 We are 95% condent that the true mean soybean production in bushels per acre for Illinois is lower than the true mean soybean production in bushels per acre for Iowa. @ We are 95% condent that there is no difference between the tme mean soybean production in bushels per acre for Illinois and the true mean soybean production in bushels per acre for Iowa. Question 8 1 pts Pick the formula most appropriate to use in this problem. i'1E2it 3p2{ni1+nizl O _ _ sf 5: 1'1 32 II: t a + \"2 O i :l: ti 0' .. ll151} FallI32} Question 9 1 pts This problem deals with which of the following? 0 Two proportions (in Two means 0 One mean 0 One Proportion Question 10 1 pts Which value is larger, the sample mean soybean production for Illinois or the sample mean soybean production for Iowa? 0 The sample mean soybean production for Iowa. (in The sample mean soybean production for Illinois. 0 They are the same
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