GIVE TYPED WRITING SO I CAN UNDERSTAND CLEARLY.

Kindly give correct answers and step by step working.do not skip steps.Mention clearly about the formula and the conversion.be very clear.do not skip steps.be very clear.NUMBER THE ABS CLEARLY

STA JUNE2019

QUESTION 2 The hours spent for watching television in a week by 35 teenagers are shown below: 14 20 17 36 25 31 20 17 13 19 11 25 28 22 18 oNyUN 6 10 16 18 17 20 a) Draw a stem and leaf plot and comment the shape of distribution. (4 marks) b) Calculate the mean and standard deviation for the above data. (5 marks) c) Find the modal value of data and explain its meaning. (3 marks) QUESTION 3 The following table shows the number of computer terminals produced by the Alif Corporation company for a sample of 30 days. Number of computer terminals Number of days 20 - 24 25 - 29 30 - 34 9 35 - 39 A 40 - 44 6 a) Calculate the mean and standard deviation for the above data. (5 marks) b) Draw a 'less than' ogive. (4 marks) c) From the 'less than' ogive, estimate the median value and interpret the value. (3 marks) d) The mean and variance of the number of computer terminals produced by Adam Corporation are 40 and 35, respectively. Using an appropriate measure, determine which company shows a more dispersed production.