Consider the following following frequency table Class 1-5 6-10 11 - 15 16-20 21 - 25 frequency 7 7 s 3 2 OE What is the sample mean? 010.083 09.957 O 16.636 16.478 What is the sample variance 35.079 042.589 036.147 042 308 041.123 Previou The following data are the weights of 6 students. 65, 71, 67, 73, 55, 150 Find the sample standard deviation? of Select one: O a. 8.79 b. 946 OC. 33.79 O d. 10.85 O e. 34.78 The following data are the weights of 6 students. 65, 71, 53, 65, 82 69 Find the median Select one: Do 71 b. 68 c. 67 Ed. 69 e. 69.5 The means and the standard deviations of two data sets are shown below. Which Data set has more variability Data set Mean Standard deviation 1 79 4 2 132 6 Select one: O a. Data set 1 has more variability. O b. Data set 1 and 2 have the same variability. Oc. Data set 2 has more variability. d. Con't conclude. Time lett 0264 A bog of chips has a mean mass of 70 orom, with a standard deviation 3 gram. Assuming a normal datribution (bel-shaped). What percentage of the bags of chips will have a mon greater than 64 gram Solect one: 0 a 95% O b. 8454 OG 1694 O d. 39 o 9755 f. 2596 Previous page Next page The means and the standard deviations of two data sets are shown below. Which Data set has more variability? Data set Mean Standard deviation 1 79 4. 2. 132 6 Select one: O a. Dota set 1 has more variability. O b. Data set 1 and 2 have the same variability. O c. Data set 2 has more variability. O d. Can't conclude, A bag of chips has a mean mass of 70 gram, with a standard deviation 3 gram. Assuming a normal distribution (bell-shaped). What percentage of the bags of chips will have a mass greate than 64 gram? Select one: O a. 95% O b. 84% O c. 16% O d. 5% O e. 97.5% O f. 2.5%