Raw data on number of smarphones owned per family 5 2 1 2 2 3 1 5 3 Z 3 3 2 4 1 3 3 3 2 4 2 3 2 4 1 2 3 2 1 3 2 3 2 2 2 1 Z 2 2 3 3 3. Use the above raw data to construct a frequency distribution table using the Sturge's rule. From 4(a), compute the following: Mean Median 90 percentile 1st and third quartiles 7th Decile​

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?