Using step-deviation method, find mean for the following frequency distribution: ICSE Specimen Question Paper (SQP) 2026 Ans: Step 1: From the given frequency distribution table, first we calculate class marks (x) for each class interval. Step 2: we take 45-60 as mean class. Hence, its class marks 52.5 as our assumed mean ā“ A = […]
Using step-deviation method, find mean for the following frequency distribution: Read More Ā»
Q) If the mode of the following distribution is 55, then find the value of x. Hence, find the mean. Q35 A – Sample Question Paper – Set 1 – Maths Standard – CBSE 2026 Ans:Ā Approach: Let’s start calculating the mode value for the given data and it will be calculated in terms of
Q) A survey regarding heights (in cm) of 51 girls of class X of a school was conducted and the following data was obtained: You can embed this directly into your HTML page. Want it styled with CSS or made responsive for mobile? I can help with that too! Find the median height of girls.
Q) Medical check-up was carried out for 35 students of a class and their weights were recorded as follows:Ā Ā Find the difference between the mean weight and the median weight. PYQ: 35 – CBSE 2025 – Code 30 – Series 5 – Set 1 Ans: Step 1: Mean weight value of data: To calculate the
Q) Using step-deviation method, find mean for the following frequency distribution: ICSE Specimen Question Paper (SQP)2025 Ans: Step 1: Letās re-organize the data in the table: Step 2: Here we have = 30,Ā = – 12,Ā a = 52.5, h = 15 Given that the total of frequencies = 40 ā“Ā Mean = a + x
Using step-deviation method, find mean for the following frequency distribution: Read More Ā»
Q) The table given below shows the runs scored by a cricket team during the overs of a match. Estimate the modal runs scored. ICSE Specimen Question Paper (SQP)2025 Ans: Since the modal class is the class with the highest frequency. In the given question, class ā50 – 650ā has 60 frequency which is the
Q)Ā The COVID-19 pandemic, also known as coronavirus pandemic, is an ongoing pandemic of coronavirus disease caused by the transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) among humans. The following tables shows the age distribution of case admitted during a day in two different hospitals Refer to table 1 1. The average age for
Q) Literacy rates of 40 cities are given in the following table. It is given that mean literacy rate is 63.5, then find the missing frequencies x and y. Ans: Step 1: Letās re-organize the data in the frequency table to find out each part: Step 2: Given that the total of frequencies = 40
Q) If the median of the following frequency distribution is 32.5. Find the values of f1 and f2 . Ans: Step 1: Letās re-organize the data in the frequency table to find out each part: Step 2: Given that the total of frequencies = 40 ā“Ā 31 + f1 + f2 = 40 ā“Ā f1
Q) The following distribution shows the daily pocket allowance of children of a locality. The mean daily pocket allowance is < 36.10. Find the missing frequency, f. Ans:Ā Letās re-arrange the data with midpoint of each class, frequency, and multiply midpoint with frequency: We know that the mean value of a grouped data is given
The following distribution shows the daily pocket allowance of children of a locality. Read More Ā»