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Normal Distribution and Z-Scores Statistics I need the right answers please. Thank you Question 1 (1 point) The ages of participants in a bonspiel are
Normal Distribution and Z-Scores
Statistics
I need the right answers please.
Thank you
Question 1 (1 point) The ages of participants in a bonspiel are normally distributed, with a mean of 40 and a standard deviation of 10 years. What percent of the curlers are between 20 and 30? O 27% O 32% O 13.5% 17.5% Question 2 (1 point) A set of data is normally distributed. What percent of the data is within one standard deviation of the mean? about 50% O about 95% O 100% O about 68%Question 3 (1 point) A teacher is analyzing the class results for a physics test. The marks are normally distributed with a mean (H) of 60 and a standard deviation (o) of 14. Determine Olivia's mark if she scored H - o. Your Answer: Answer Question 4 (1 point) The ages of participants in a bonspiel (curling tournament) are normally distributed, with a mean of 40 and a standard deviation of 10 years. What percent of curlers are between 40 and 50? O 34% 95% O 68% O 16%Question 5 (1 point) Which description does not describe a normal curve? O symmetrical always increasing O starts off increasing shaped like a bell Question 6 (1 point) Determine the percent of data to the left of the z-score: z=1.44. 95.91% 94.25% 93.82% 92.51%Question If [1 point] Determine the z-soore for the given value, to the nearest tenth. u: 121,o'= link: 140 Your Answer: Answer Question 8 [1 point] Determine the percent of data between the following z-scores: = {1.45 and z: 4115 Q 44.o4 Q 11.4o Q was Q 31.5.4 Question 9 {1 point} Determine the percent of data tn the right of the rseere: z = - 1.96. O 2.50% O 915% 0 93.50% 0 1.50%Step by Step Solution
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