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BPBS1053 Basic Statistics Analysis Task
- Course Code: BPBS1053
- Course Title: Basic Business Statistics
- Referencing Styles: APA
- Words: 9999+
- University: Southern University College
- Country: SG
Q1. (a) A research has been conducted to study the reaction time of students toward some stimuli. With a sample size of 50 students, the data recorded as the following.
|Reaction Time (s)||Frequency|
|0.1 – 0.2||6|
|0.2 – 0.3||11|
- Complete the frequency distribution with the classes, midpoints and cumulative frequencies.
- Calculate the standard deviation of the reaction time.
(b) Dave’s daily carbohydrate intake follows a normal distribution with a mean of 300 g and standard deviation of 10 g.
(i) Express the distribution notation of Dave’s daily carbohydrate intake.
(ii) Determine the probability for Dave’s carbohydrate intake is less than 300 g on a particular day.
(iii) Determine the probability for the carbohydrate intake of Dave falls between 285 g and 320 g on a particular day.