Все публикации

0:51:36

Exam 1 and Exam 2 solutions Spring 2023

2:16:59

Exam 2 Review C (Spring 2023)

0:15:25

STA 250 Exam 1 review C (Q19 h, Q22, Mean and Standard deviation of grouped data)

0:46:59

STA 250 Exam 1 review C (Q15 to 19).

0:54:12

STA 250 Exam 1 review C (Q1 to 14).

0:01:03

STA 250 Exam 1 review C (Q15)

0:07:54

STA 250 Exam 1 review C (Q9).

0:25:00

STA 250 Exam 1 review C (Q19).

0:02:54

Find the standard deviation for the given sample data using TI-84 Calcualtor

0:07:02

Hypothesis testing using TI-84 calculator (T-test, Right tailed)

0:09:53

Chi-Squared Test of Independence using TI-84 Calculator

0:05:21

Hypothesis Testing using TI-84 Calculator

0:04:15

P-value vs Alfa value (MINITAB output)

0:01:47

Interpretation of the Conffidence interval

0:04:18

Finding Probabili using TI-84 calculator (normalcdf, invNorm)

0:00:47

Skewed to the right, leftt or symmetric

0:01:26

Required properties for probability distribution functions

0:01:40

Reading a Boxplot Chart

0:06:22

Hypothesis Testing, P-value Method, two-tailed using TI-84 calculator

0:06:58

Hypothesis Testing, P-value Method, two-tailed, using the z-table.

0:05:40

Hypothesis Testing, P-value Method using the Z-table.

0:07:13

Hypothesis testing, P-Value Method (using TI-84 Calculator)

0:03:26

Finding the P-value, using TI-84 calculator (Left tail).

0:04:06

Finding the P-value using t-table (left tail)