Лабораторна робота № 1 ПЕРВИННА ОБРОБКА ДОСЛІДНИХ ДАНИХ - поглибити теоретичні знання з теми: "Первинна обробка дослідних даних"; - прищепити практичні навички аналізу даних, побудови статичного групованого ряду, побудови гістограми та функції розподілу. Зміст роботи: - знайти розмах та об'єм вибірки; - побудувати групований статистичний ряд; - побудувати гістограму вибірки; - побудувати функцію розподілу.

From the following scenarios, choose which will likely have no correlation. Answer \[ \text { The number of tutoring sessions attended per week by college students and their first-semester grades } \] The number of books an adult reads each month and the length of their hair The weight of a dog and the number of commands known \( \square \) Ther of hours spent studying per week by students and their first-year GPA

1. A US Travel Data Center survey conducted of 1500 People found that 585 people Said that they would take more vacations this year than last Year. Find: a. The \( 95 \% \) confidence interval for the true proportion of people who said they wou b. \( \begin{array}{l}\text { travel more this year. } 99 \% \text { confidence interval for the true proportion of people who said they wou } \\ \text { travel more this year. }\end{array} \) c. The \( 90 \% \) confidence interval for the true proportion of people who said they wou travel more this year.

A pet store has 8 cats. Here are their weights (in pound \( 6,7,16,13,9,6,11,7 \) Send data to calculator Find the mean weight of these cats. If necessary, round your answer to the nearest tenth.

Here are the heights (in inches) of 10 students in a seminar. \[ 64,74,62,71,67,72,70,61,65,68 \] What is the percentage of these students who are shorter than 64 inches? \( \square \% \)

recent survey, 8 college graduates were each asked for the number of hours they work each week. Here \( 56,40,43,38,46,38,50,53 \) the range of the data set.