The rise in prices before festivals is an example of

For the given five values $16, 25, 19, 34, 46$, the three years moving averages are

Increase in the number of patients in the hospitals due to heat stroke is:

Consider the following data

The equation of straight line trend by method of least square for the above data is given by

The rise and fall of share market is an example of

For the given 9 values, 4,5,5,6,7,8,9,8,10, the three years moving averages are

Let $y_t=a+b(x_i-2021)$ be the straight line trend for the following data by least squares method:

the trend value for the year 2025 approximately is: