Less than 63 Answer: It has units attached to it. What is a confidence interval, and why it is useful? Rejecting or disproving the null hypothesis—and thus concluding that there are grounds for believing that there is a relationship between two phenomena e.
The base usually equals and the index number is usually expressed as times the ratio to the base value. You can use test statistics to determine whether to reject the null hypothesis.
The probability that a contractor will get an electrical job is 0. The basic assumption of this theory is that history repeats itself and hence assumes that all economic and business events behave in a rhythmic order. What is a confidence interval, and why it is useful? We draw a Venn diagram.
While comparing, the same measure of average should be used. Head note is given below the title of the table to indicate the units of measurement of the data and is enclosed in brackets. Each question carries 10 Marks. Index numbers are used especially to compare business activity, the cost of living, and employment.
Hence, this is called the measure of central tendency. Table number is to identify the table for reference. Plan a hypothesis test to check whether you are likely to have a half of market share. What are the requisites of a good average? As you can see, in this scenario we are collecting data and making an optimum decision.
You carry out random sampling of 25 customers who have purchased the new product ad realize that only eight of them have actually purchased your product. The computation table is as follows for getting the required price indexes — Commodities.
Hence, we use summary statistics like computing averages. The weekly wages of workers are normally distributed around a mean of Rs. Explain the characteristics of Statistics. The two most common measures of central tendency are the median and the mean, which can be illustrated with an example.
By extrapolation, a businessman finds out the possible trend of demand of his goods and also about the future price trends. Differences Between classification and tabulation Classification Tabulation It is the basis for tabulation It is the basis for further analysis It is the basis for simplification It is the basis for presentation Data is divided into groups and Data is listed according to a logical subgroups on the basis of similarities sequence of related characteristics and dissimilarities.
Calculate the 3 yearly and 5 yearly averages of the data in table below. Below Figure illustrates the two categories. List down various measures of central tendency and explain the difference between them? Suppose we draw a sample of five women and measure their weights.
Hence, data collection is the back-bone of any decision making process. The one-way ANOVA compares the means between the groups you are interested in and determines whether any of those means are statistically significantly different from each other. Decision making is a key part of our day-to-day life.
Assignment Set -1 must be written within pages. The data that describes the characteristics of a sample is known as statistic. Each question carries 10 Marks. Statistics is broadly divided into two main categories. We assign weight to each commodity relative to its importance and index number computed from these weights is called weighted index numbers.
Objectives of business forecasting: Differentiate between prediction, projection and forecasting. Characteristics Further properties of the chi-squared distribution can be found in the box at the upper right corner of this article.
The presentation of data in tables should be simple, systematic and unambiguous.View Homework Help - Statistics from STATISTICS at Indian Institute of Technology, Chennai.
Master of Business Administration- MBA Semester 1 MBStastistics for Management Assignment 1 Answer Find Study Resources. Master of Business Administration - MBA Semester 1 Subject Code – MB Subject Name – STATISTICS FOR MANAGEMENT (Book ID: B) Assignment Set- 1 Q 1.
(a) ‘Statistics is the backbone of decision-making’. Jan 06, · Master of Business Administration- MBA Semester 1. MB – Statistics for Management - 4 Credits (Book ID: B) Assignment Set - 1 (60 Marks) Master of Business Administration- MBA Semester 1.
MB – Statistics for Management - 4 Credits (Book ID: B). Master of Business Administration- MBA Semester 1 MB – Statistics for Management - 4 Credits (Book ID: B) Assignment – 60 marks Note: Answer all questions. Kindly note that answers for 10 marks questions should be.
MBA SEMESTER 1 MB – STATISTICS FOR MANAGEMENT- 4 Credits (Book ID: B) Assignment Set- 1 (60 Marks) ===== Note: Each question carries 10 Marks. Answer all the questions 1. (a) ‘Statistics is the backbone of decision-making’.
Comment. (b) ‘Statistics is as good as the user’. Comment. 2. Distinguish between the following with example. Master of Business Administration- MBA Semester 1. Reg No.: MB – Statistics for Management - 4 Credits Assignment Set- 1 (60 Marks) Q/5(1).Download