The Number of Successes and the Sample Size Are Given $x = 60 , n = 120 , H _ { 0 } : p = 0.6 , H _ { a } : p < 0.6$

question 98

Multiple Choice

The number of successes and the sample size are given for a simple random sample from a population. Decide whetherusing the one-proportion z-test is appropriate.
- $x = 60 , n = 120 , H _ { 0 } : p = 0.6 , H _ { a } : p < 0.6$

• A)Appropriate
• B) Not appropriate

Distinguish between the four main components of a time series based on their characteristics and effects.

Know how to compute moving averages and understand their purpose in time series analysis.

Understand the basics of exponential smoothing and its application in forecasting.

Recognize the role of past data in forecasting future values.