These data show the number of words found in a simple random sample of 32 paragraphs written by high school seniors.
51 36 48 68 72 55 46 49
38 42 41 50 64 70 30 38
42 39 55 54 44 58 61 84
63 34 36 57 51 45 41 60
1. use technology to find the mean and standard deviation of the sample.
2. construct a 90% confidence interval for the mean number of words in paragraphs written by all high school seniors. use a complete sentence to describe the confidence interval.

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!