1.18 The following scores represent the final exami- nation grades for an elementary statistics course: 23 60 79 32 57 74 52 70 82 36 80 77 81 95 41 65 92 85 55 76 52 10 64 75 78 25 80 98 81 67 41 71 83 54 64 72 88 62 74 43 60 78 89 76 84 48 84 90 15 79 34 67 17 82 69 74 63 80 85 61 10.84 For Exercise 1.18 on page 31, test the good- ness of fit between the observed class frequencies and the corresponding expected frequencies of a normal dis- tribution with μ= 65 and σ = 21, using a 0.05 level of significance.

Please answer this data management question fully on paper. Please make sure its correct and on paper ill make sure to like/thumbs up multiple times. thanks so much

PLEASE ANSWER ALL THE PARTS OF THE QUESTION ( THIS IS NOT A GRADED ASSIGNMENT)

Hi I still need more help to this question please do not use chatgpt.  BritBox is a streaming service that "brings you the best of British telly, direct from the UK" (https:/ /www.britbox.com/us/about). BritBox has shows in four genres: drama; mysteries; comedy; and documentaries/ lifestyle. To better understand the streaming market, an analytics team at BritBox collected data on which genres their customers watched.The analytics team found that: All customers watch at least one genre of shows. 80% of customers watch more than one genre of shows. 50% of customers watch mysteries. Of those who watch more than one genre of shows, 60% watch mysteries. Calculate the probability that a randomly selected customer watches exactly one genre of shows and that genre is not mysteries.   This is my work  Let's define the events: A = Customer watches exactly one genre of shows. B = Customer watches mysteries. We are asked to find the probability of P(A and not B), which means a customer watches…