Alg. 2 Probability & Stats #1
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Given: Find the: Round all decimal answers to the tenth place. {11,14,11,5,17,28,3} Mode(s): Median: Mean: Find the: Given: Round all decimal answers to the tenth place. {16,24,29,29,29,31,35,49,52,62} Mode(s): Median: Mean: The following data shows the number of fish caught by Find the Standard Deviation: 7 people on a fishing trip. {1,2,2,4,5,6,8} Round answers to the hundredths place. sample population... S= population... σ= The following data shows the points scored by a team Find the Standard Deviation: Round answers to the hundredths place. sample population... S= {27,32,41,9,14,20,31,33,20,13} during their first 10 games. population... σ= Find the Standard Deviation: The following data shows the high temperature for the past eight days. {45,46,47,49,50,52,53,66} Round answers to the hundredths place. sample population... S= population... σ= The following data shows the price of 6 jars of pasta. Find the Standard Deviation: Round answers to the hundredths place. {$2.79, $1.99, $4.29, $2.49, $2.29, $3.49} sample population... S= at a local grocery store. population... σ=  with a mean of 76 and a standard deviation of 3. A set of golf scores are normally distributed .15% ? Label the normal distribution percents. 5% 2.35% ? 10% 13.5% ? 34% ? 40.5 27.3% with a mean of 76 and a standard deviation of 3. A set of golf scores are normally distributed 65 Label the normal distribution curve. 67 ? 75 70 ? 73 ? 76 ? 79 ? 82 ? 85 ? 0.15% distributed with a mean of 5 hours and a stand deviation The battery life of a group of cell phones is normally of 15 minutes. 4¼ 2.35% 4½ 13.5% 4¾ 34% 5hrs 34% 5¼ 13.5% 5½ 2.35% 5¾ What percent of the 0.15% phones have a battery life of at least 4 hours & 45 minutes? % 0.15% distributed with a mean of 5 hours and a stand deviation The battery life of a group of cell phones is normally of 15 minutes. 4¼ 2.35% 4½ 13.5% 4¾ 34% 5hrs 34% 5¼ 13.5% 5½ 2.35% 5¾ What percent of the 0.15% phones have a battery life between 4½ hours & 5¼ hours? % 0.15% distributed with a mean of 5 hours and a stand deviation The battery life of a group of cell phones is normally of 15 minutes. 4¼ 2.35% 4½ 13.5% 4¾ 34% 5hrs 34% 5¼ 13.5% 5½ 2.35% 5¾ What percent of the 0.15% phones have a battery life of less than 5 hours or greater than 5½ hrs. % last week is normally distributed with a mean of 24 The number of hours employees at a store worked If there are 60 total employees, approximately how many worked at least 30 hours last week? Hint: Draw the normal distribution curve first. Round answers to the nearest whole number. and a standard deviation of 6. employees distributed with a mean of 3.1 and a standard The grade point average at a high school is normally If there are 1800 students enrolled at the school approximately how many have a GPA between Hint: Draw the normal distribution curve first. Round answers to the nearest whole number. deviation of 0.3 2.5 and3.7? students |
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