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Grouping data loses the true identity of the individual observations. O True O FalseTable 3.4. The frequency distribution on the total number of hours (per
Grouping data loses the true identity of the individual observations. O True O FalseTable 3.4. The frequency distribution on the total number of hours (per week] spent in teaching by selected CA5 professors. No. of hours no. of professors 30 - 34 5 35 - 39 18 4O - 44 42 45 - 49 27 50 - 54 8 The middle value of the distribution. O 42.75 hrs. 0 42.71 hrs. 0 42.34 hrs. 0 42.56 hrs. The weights of 10 boxes of a certain brand of cereal have a mean content of 278 grams with a standard deviation of 9.64 grams. If these boxes were purchased at 10 different stores and the average price per box is $1.29 with a standard deviation of $0.09, can you conclude that the weights are relatively more homogeneous than the prices? 0 No. 0 Yes. The simple linear regression model created by a businessman based on his data is Y = 535.24 + 0.56X, Which of the following statements best describe his regression model? 0 An increase in X, there is an increase of 535.24 inY. O The forecast is increasing from left to right. 0 The predicted value decreases from left to right. 0 The increase in Y is constant
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