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# A survey of people was conducted to compare their self reported height to their actual height the difference between reported

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e difference between reported height and actual height was calculated. You're testing the claim that the mean difference is greater than 0.6. From the sample, the mean difference was 0.7, with a standard deviation of 0.74. Calculate the test statistic, rounded to two decimal places Incorrect
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formation: x commuters rode neither trains nor buses, y rode trains, and z rode only trains. How many people rode the following? (a) trains and buses (b) only buses (c) buses (d) trains or buses I answered a easily but can't figure out b-d
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f a particular brand of jelly available, 84 preferred strawberry, 37 preferred grape, and 100 people would buy one or the other or both. Fill in the remainder of the two-way frequency table. Strawberry Not Strawberry TOTAL Grape 37 Not Grape 50 TOTAL 84 150 What is the probability (rounded to the nearest whole percent) that a randomly selected shopper would buy both grape jelly and strawberry jelly?
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1.AU MAT 120 Systems of Linear Equations and Inequalities Discussion

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