6856 of statistics 95% of 99.7% of statistics statistics Mean Mean Mean 1 st. 1 st. 2 st. dev 2 st dev 3 51. dev 3 st dev dev dev below above below above Suppose that wedding costs in the Caribbean are normally distributed with a mean of $8500 and a standard deviation of $845. According to the Empirical Rule... (a) % of weddings cost between $6810 and $10190. (b) % of weddings cost more than $9345. (c) % of weddings cost less than $6810. (d) According to the 2 Standard Deviation Rule, data values that are more than 2 standard deviations away from the mean of the distribution are considered to be "unusually high" or "unusually low." According to this rule, it would be unusual for a wedding to cost less than $Suppose a set of data is normally distributed with a mean of 26.1 and a a standard deviation of 4.2. The distribution is shown below. Complete the boxes by entering the correct data values corresponding to the mean, and 2 standard deviations below the mean, and 2 standard deviations above the mean. Your answers should be accurate to two decimal places. Note: The left box is 2 standard deviations below the mean The middle box is the mean. The right box is 2 standard deviations above the mean.statistics 95% of 09.7% statistics statistics Mean Mean 2 st. dev 2 st dev 3 st. dev 3 st dev below above below above Suppose that the scores on a statewide standardized test are normally distributed with a mean of 65 and a standard deviation of 5. According to the Empirical Rule... (a % of test scores are between 50 and 80 (b) o of test scores are above 70. (c) % of test scores are below 50. (d) According to the 2 Standard Deviation Rule, data values that are more than 2 standard deviations away from the mean of the distribution are considered to be "unusually high" or "unusually low." According to this rule, it would be unusual for a test score to be less than\f6856 of statistics 95%% of 99.7% of statistics statistics Mean Mean Mean I st. 1 st 2 st. dev 2 st dev 3 st. dev 3 st dev dev below above below above abov Suppose that water usages in American showers are normally distributed, with an average shower using 16.5 gallons, and a standard deviation of 2.4 gallons. Estimate the percentage of showers that used (a) b of showers use between 11.7 and 21.3 gallons (b) % of showers use more than 23.7 gallons. (c) % of showers use less than 14.1 gallons. (d) According to the 2 Standard Deviation Rule, data values that are more than 2 standard deviations away from the mean of the distribution are considered to be "unusually high" or "unusually low." According to this rule, it would be unusual for an American shower to last more than gallons.Suppose a set of data is normally distributed with a mean of 395.2 and a a standard deviation of 32.2. The distribution is shown below. Complete the boxes by entering the correct data values corresponding to the mean, and 2 standard deviations below the mean, and 2 standard deviations above the mean. Your answers should be accurate to two decimal places. Note: The left box is 2 standard deviations below the mean. The middle box is the mean. The right box is 2 standard deviations above the mean